SBVS468 December   2024 LM1117-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Dropout Voltage
      2. 6.3.2 Foldback Current Limit
      3. 6.3.3 Undervoltage Lockout (UVLO)
      4. 6.3.4 Thermal Shutdown
    4. 6.4 Device Functional Modes
      1. 6.4.1 Device Functional Mode Comparison
      2. 6.4.2 Normal Operation
      3. 6.4.3 Dropout Operation
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Recommended Capacitor Types
      2. 7.1.2 Input and Output Capacitor Requirements
      3. 7.1.3 Reverse Current
      4. 7.1.4 Power Dissipation (PD)
      5. 7.1.5 Estimating Junction Temperature
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
      3. 7.2.3 Application Curves
    3. 7.3 Best Design Practices
    4. 7.4 Power Supply Recommendations
    5. 7.5 Layout
      1. 7.5.1 Layout Guidelines
      2. 7.5.2 Layout Examples
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Device Nomenclature
    2. 8.2 Documentation Support
      1. 8.2.1 Related Documentation
    3. 8.3 Receiving Notification of Documentation Updates
    4. 8.4 Support Resources
    5. 8.5 Trademarks
    6. 8.6 Electrostatic Discharge Caution
    7. 8.7 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

7.2.3 Application Curves

at operating temperature TJ = 25°C, VIN = VOUT(NOM) + 1.5V or 2.5V (whichever is greater), IOUT = 10mA, CIN = 1.0µF, and COUT = 1.0µF (unless otherwise noted).

LM1117-Q1 Start-up and Inrush Current With 22µF at COUT
IOUT = 0.1A, COUT = 22µF
Figure 7-3 Start-up and Inrush Current With 22µF at COUT
LM1117-Q1 IOUT Transient From 1mA to 1A
VIN = 5V, VOUT = 3.3V, ramp rate = 0.5A/µs
Figure 7-5 IOUT Transient From 1mA to 1A
LM1117-Q1 VIN Transient in Dropout From 4V to 13V
VIN = 5V, VOUT = 3.3V, IOUT = 1A, VIN ramp rate = 0.6V/µs
Figure 7-7 VIN Transient in Dropout From 4V to 13V
LM1117-Q1 IOUT Transient From 0mA to 100mA
VIN = 5V, VOUT = 3.3V, ramp rate = 0.4A/µs
Figure 7-4 IOUT Transient From 0mA to 100mA
LM1117-Q1 IOUT Transient From 250mA to 850mA
VIN = 5V, VOUT = 3.3V, ramp rate = 0.8A/µs
Figure 7-6 IOUT Transient From 250mA to 850mA
LM1117-Q1 VIN Transient From 5V to 16V
VOUT = 3.3V, IOUT = 33µA, VIN ramp rate = 1.6V/µs
Figure 7-8 VIN Transient From 5V to 16V